import fibonacci_heap as fib

heap = fib.FibonacciHeap()  
fib.insert(heap,fib.make_node([1,2,3]))
fib.insert(heap,fib.make_node([1,2,3]))
fib.insert(heap,fib.make_node([1,2,4]))
fib.show_heap(heap)
fib.decrease_key(heap,[1,2,4],)
fib.show_heap(heap)
